Thumbnails - Revision history

Stackcoder: Use same MimeType

2026-03-26T21:23:12Z

Use same MimeType

← Older revision		Revision as of 21:23, 26 March 2026
Line 97:		Line 97:
	gdk-pixbuf can be used to generate thumbnails for RAW camera image formats by reading the embedded jpeg. This embedded jpeg is typically generated in the camera or overwritten by your RAW editing software, and may not match what the photo looks like when opened in a viewer or editor.		gdk-pixbuf can be used to generate thumbnails for RAW camera image formats by reading the embedded jpeg. This embedded jpeg is typically generated in the camera or overwritten by your RAW editing software, and may not match what the photo looks like when opened in a viewer or editor.

	<syntaxhighlight lang="nix">		<syntaxhighlight lang="nix"># configuration.nix
	# configuration.nix
	{ pkgs, ... }:		{ pkgs, ... }:

Line 156:		Line 155:
	TryExec=exiv2-thumbnailer		TryExec=exiv2-thumbnailer
	Exec=exiv2-thumbnailer %i %o		Exec=exiv2-thumbnailer %i %o
	MimeType=image/x-~~adobe~~-~~dng~~;image/x-~~sony~~-~~arw~~;image/x-~~nikon~~-~~nef~~;		MimeType=image/x-canon-crw;image/x-canon-cr2;image/x-canon-cr3;image/x-adobe-dng;image/x-dng;
	'';		'';
	})		})

Stackcoder: Fix escapes

2026-03-26T21:18:44Z

Fix escapes

← Older revision		Revision as of 21:18, 26 March 2026
Line 142:		Line 142:

	base="$(basename "$1")"		base="$(basename "$1")"
	preview="$tmpdir/${base%.*}-preview1.jpg"		preview="$tmpdir/\${base%.*}-preview1.jpg"
	[ ! -f "$preview" ] && preview="${preview%.*}.tif"		[ ! -f "$preview" ] && preview="${preview%.*}.tif"

	magick "$preview" -thumbnail "${3}x${3}>" -strip "png:$2"		magick "$preview" -thumbnail "\${3}x\${3}>" -strip "png:$2"
	'';		'';
	})		})

Stackcoder: Add exiv2-thumbnailer

2026-03-26T21:16:31Z

Add exiv2-thumbnailer

@@ Line 117: / Line 117: @@
      # Other MimeTypes that include embedded jpeg may work as well (e.g. Nikon .nef, Sony .arf, etc)
      # Test other formats by adding them above
    ];
+}
 </syntaxhighlight>
 ==== nufraw-thumbnailer ====

Retrieval0317: Added a header so the newer image format section is more visible

2026-01-03T18:00:43Z

Added a header so the newer image format section is more visible

← Older revision		Revision as of 18:00, 3 January 2026
Line 56:		Line 56:

	# 'gdk-pixbuf-thumbnailer.thumbnailer' is created in '/run/current-system/sw/share/thumbnailers'		# 'gdk-pixbuf-thumbnailer.thumbnailer' is created in '/run/current-system/sw/share/thumbnailers'
	}</syntaxhighlight>For newer image formats not included in <code>gdk-pixbuf</code> you can enable thumbnails by adding their specific image libraries into the system packages as seen below<syntaxhighlight lang="nix"># configuration.nix		}</syntaxhighlight>

			==== Thumbnails for newer image formats such as AVIF and JPEG XL ====
			For newer image formats not included in <code>gdk-pixbuf</code> you can enable thumbnails by adding their specific image libraries into the system packages as seen below<syntaxhighlight lang="nix"># configuration.nix
	{ pkgs, ... }:		{ pkgs, ... }:

Retrieval0317: Added the section about libheif.bin and libheif.out back and rewrote it to be a bit more detailed

2026-01-03T17:58:59Z

Added the section about libheif.bin and libheif.out back and rewrote it to be a bit more detailed

← Older revision		Revision as of 17:58, 3 January 2026
Line 47:		Line 47:
	Thumbnails for the following MimeTypes are enabled: ''image/png; image/jpeg; image/bmp; image/x-bmp; image/x-MS-bmp; image/gif; image/x-icon; image/x-ico; image/x-win-bitmap; image/vnd.microsoft.icon; application/ico; image/ico; image/icon; text/ico; image/x-portable-anymap; image/x-portable-bitmap; image/x-portable-graymap; image/x-portable-pixmap; image/tiff; image/x-xpixmap; image/x-xbitmap; image/x-tga; image/x-icns; image/x-quicktime; image/qtif.''		Thumbnails for the following MimeTypes are enabled: ''image/png; image/jpeg; image/bmp; image/x-bmp; image/x-MS-bmp; image/gif; image/x-icon; image/x-ico; image/x-win-bitmap; image/vnd.microsoft.icon; application/ico; image/ico; image/icon; text/ico; image/x-portable-anymap; image/x-portable-bitmap; image/x-portable-graymap; image/x-portable-pixmap; image/tiff; image/x-xpixmap; image/x-xbitmap; image/x-tga; image/x-icns; image/x-quicktime; image/qtif.''

	<syntaxhighlight lang="nix">		<syntaxhighlight lang="nix"># configuration.nix
	# configuration.nix
	{ pkgs, ... }:		{ pkgs, ... }:

Line 62:		Line 61:
	{		{
	environment.systemPackages = [		environment.systemPackages = [
	# For general AVIF ~~and~~ HEIF ~~support~~		# For general HEIF container support (this includes the AVIF file format)
	pkgs.libheif		pkgs.libheif.bin # provides heif-thumbnailer (the program that generates HEIF thumbnails)
			pkgs.libheif.out # provides heif.thumbnailer (allows for the viewing of HEIF thumbnails)

	# For more newer AVIF specific support		# For more newer AVIF specific support usually not needed if libheif is installed
	pkgs.libavif		pkgs.libavif

Line 74:		Line 74:
	pkgs.webp-pixbuf-loader		pkgs.webp-pixbuf-loader
	];		];
			# All of the thumbnailers are created in '/run/current-system/sw/share/thumbnailers'
	}</syntaxhighlight>		}</syntaxhighlight>

Retrieval0317: Merged together the HEIF/AVIF section into the image section and also listed more image libraries which aren't inside of gdk-pixbuf

2026-01-03T00:53:27Z

Merged together the HEIF/AVIF section into the image section and also listed more image libraries which aren't inside of gdk-pixbuf

← Older revision		Revision as of 00:53, 3 January 2026
Line 57:		Line 57:

	# 'gdk-pixbuf-thumbnailer.thumbnailer' is created in '/run/current-system/sw/share/thumbnailers'		# 'gdk-pixbuf-thumbnailer.thumbnailer' is created in '/run/current-system/sw/share/thumbnailers'
	}</syntaxhighlight>		}</syntaxhighlight>For newer image formats not included in <code>gdk-pixbuf</code> you can enable thumbnails by adding their specific image libraries into the system packages as seen below<syntaxhighlight lang="nix"># configuration.nix

	~~=== Enable 3D Model Thumbnails ===~~
	~~Thumbnails for various 3D model files~~ can ~~be enabled~~ by ~~installing f3d:~~<syntaxhighlight lang="nix">
	# configuration.nix
	{ pkgs, ... }:		{ pkgs, ... }:

	{		{
	environment.systemPackages = [		environment.systemPackages = [
	pkgs.~~f3d~~		# For general AVIF and HEIF support
			pkgs.libheif

			# For more newer AVIF specific support
			pkgs.libavif

			# For JXL(JPEG XL) support
			pkgs.libjxl

			# For WebP support
			pkgs.webp-pixbuf-loader
	];		];
	}		}</syntaxhighlight>
	</syntaxhighlight>

	=== Enable ~~HEIF Image~~ Thumbnails ===		=== Enable 3D Model Thumbnails ===
	~~To enable thumbnails for HEIF image format use <code>libheif</code> to decode HEIF images and <code>libheif.out</code> to generate thumbnails.~~		Thumbnails for various 3D model files can be enabled by installing f3d:<syntaxhighlight lang="nix">

	Thumbnails for ~~the following MimeTypes are~~ enabled: ~~''image/heif; image/avif.''~~

	<syntaxhighlight lang="nix">
	# configuration.nix		# configuration.nix
	{ pkgs, ... }:		{ pkgs, ... }:
Line 82:		Line 83:
	{		{
	environment.systemPackages = [		environment.systemPackages = [
	pkgs.~~libheif~~		pkgs.f3d
	~~pkgs.libheif.out~~
	];		];

	~~# 'heif.thumbnailer' is created in '/run/current-system/sw/share/thumbnailers'~~
	}		}
	</syntaxhighlight>		</syntaxhighlight>

Polyfloyd: f3d can create thumbnails for 3D model files

2025-12-14T17:30:27Z

f3d can create thumbnails for 3D model files

@@ Line 58: / Line 58: @@
    # 'gdk-pixbuf-thumbnailer.thumbnailer' is created in '/run/current-system/sw/share/thumbnailers'
 }</syntaxhighlight>
 === Enable HEIF Image Thumbnails ===

Joshbuker: Use wiki links for GNOME, Sway, and Hyprland

2025-12-02T19:09:46Z

Use wiki links for GNOME, Sway, and Hyprland

← Older revision		Revision as of 19:09, 2 December 2025
Line 4:		Line 4:
	On minimal / custom desktop environments thumbnails in file explorers may not work by default. For example:		On minimal / custom desktop environments thumbnails in file explorers may not work by default. For example:

	* GNOME environments with the option <code>services.gnome.core-utilities.enable = false;</code>		* [[GNOME]] environments with the option <code>services.gnome.core-utilities.enable = false;</code>
	* Custom environments built from ground-up using window managers like ~~sway~~ or ~~hyprland~~		* Custom environments built from ground-up using window managers like [[Sway]] or [[Hyprland]]

	=== Save yourself hours of troubleshooting!! ===		=== Save yourself hours of troubleshooting!! ===

Joshbuker: Same typo a few lines up

2025-12-02T19:08:09Z

Same typo a few lines up

← Older revision		Revision as of 19:08, 2 December 2025
Line 150:		Line 150:
	pkgs.nufraw		pkgs.nufraw
	pkgs.nufraw-thumbnailer		pkgs.nufraw-thumbnailer
	# Thumbnails ~~form~~ 'raw' data and include EXIF tags for Adobe-DNG images		# Thumbnails from 'raw' data and include EXIF tags for Adobe-DNG images
	(pkgs.writeTextFile {		(pkgs.writeTextFile {
	name = "my-custom-nufraw-thumbnailer";		name = "my-custom-nufraw-thumbnailer";

Joshbuker: Missed a typo

2025-12-02T19:07:17Z

Missed a typo

← Older revision		Revision as of 19:07, 2 December 2025
Line 162:		Line 162:
	})		})
	# MimeTypes not listed here but listed in the default nufraw.thumbnailer will continue displaying		# MimeTypes not listed here but listed in the default nufraw.thumbnailer will continue displaying
	# thumbnails generated ~~form~~ the 'embedded jpeg' without the EXIF metadata		# thumbnails generated from the 'embedded jpeg' without the EXIF metadata
	];		];
	}</syntaxhighlight>		}</syntaxhighlight>